source: trunk/sys/libcrypto/others/md5/md5.h @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

First import

File size: 4.6 KB
Line 
1/* crypto/md5/md5.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_MD5_H
60#define HEADER_MD5_H
61
62#include <openssl/e_os2.h>
63#include <stddef.h>
64
65#ifdef  __cplusplus
66extern "C" {
67#endif
68
69#ifdef OPENSSL_NO_MD5
70#error MD5 is disabled.
71#endif
72
73/*
74 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
75 * ! MD5_LONG has to be at least 32 bits wide. If it's wider, then !
76 * ! MD5_LONG_LOG2 has to be defined along.                        !
77 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
78 */
79
80#if defined(OPENSSL_SYS_WIN16) || defined(__LP32__)
81#define MD5_LONG unsigned long
82#elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__)
83#define MD5_LONG unsigned long
84#define MD5_LONG_LOG2 3
85/*
86 * _CRAY note. I could declare short, but I have no idea what impact
87 * does it have on performance on none-T3E machines. I could declare
88 * int, but at least on C90 sizeof(int) can be chosen at compile time.
89 * So I've chosen long...
90 *                                      <appro@fy.chalmers.se>
91 */
92#else
93#define MD5_LONG unsigned int
94#endif
95
96#define MD5_CBLOCK      64
97#define MD5_LBLOCK      (MD5_CBLOCK/4)
98#define MD5_DIGEST_LENGTH 16
99
100typedef struct MD5state_st
101        {
102        MD5_LONG A,B,C,D;
103        MD5_LONG Nl,Nh;
104        MD5_LONG data[MD5_LBLOCK];
105        unsigned int num;
106        } MD5_CTX;
107
108#ifdef OPENSSL_FIPS
109int private_MD5_Init(MD5_CTX *c);
110#endif
111int MD5_Init(MD5_CTX *c);
112int MD5_Update(MD5_CTX *c, const void *data, size_t len);
113int MD5_Final(unsigned char *md, MD5_CTX *c);
114unsigned char *MD5(const unsigned char *d, size_t n, unsigned char *md);
115void MD5_Transform(MD5_CTX *c, const unsigned char *b);
116#ifdef  __cplusplus
117}
118#endif
119
120#endif
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